Home / 18,341.34-25,311.66-10,383.42

Finding the Fourth Proportional to 18,341.34, 25,311.66 and 10,383.42

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Solution

The fourth proportional to 18,341.34, 25,311.66 and 10,383.42 is: 14,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.34 : 25,311.66 = 10,383.42 : x
  2. Step 2: Convert to fraction form
    18,341.34/25,311.66 = 10,383.42/x
  3. Step 3: Cross multiply
    18,341.34x = 25,311.66 × 10,383.42
  4. Step 4: Simplify right side
    18,341.34x = 262,821,596.68
  5. Step 5: Solve for x
    x = 262,821,596.68/18,341.34
  6. Step 6: Final answer
    x = 14,329.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.